Clementius

merciful, gentle
Latin origin · Unisex name
50% boys50% girls
#1578US 2023
10Births / yr
Stable
Top 1.2%Percentile

What does Clementius mean and where does it come from?

Clementius is derived from the Latin name 'Clemens', meaning 'merciful' or 'gentle'.

Cultural significance
The name has historical significance in Christian contexts, often associated with saints and popes named Clement.
Peak popularity
Reached #1578 in 2015 — currently #1578 in the US.
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Related Reading
Latin-origin baby names with timeless appeal
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How else can you spell Clementius?

Same sound, different look — useful if you want something slightly more distinctive

What middle names flow best with Clementius?

Clementius works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Clementius Jack
One syllable · timeless choice
Clementius John
One syllable · timeless choice
Clementius Luke
One syllable · timeless choice
Clementius Grace
One syllable · timeless choice
Clementius Miles
One syllable · vintage charm
Clementius Leah
One syllable · timeless choice
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Middle Names
The best middle names for Clementius
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How popular is Clementius right now?

Holding steady — currently #1578 in the US out of 135.5k tracked names

US Trend 20192023#1578 · Top 1.2%
2019
2020
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#157810stable
2022#157810stable
2021#157810stable
2020#157810stable
2019#157810
💎Clementius is exceptionally rare — it does not appear in US Social Security records, meaning fewer than 5 babies per year have received this name.

What are good nicknames for Clementius?

ENGLISH
Clem
CROATIAN
InaKlementinaTina
ENGLISH
ClemenceClemency
FRENCH
ClémenceClémentine

Common questions about the name Clementius

What does the name Clementius mean?
Clementius means "merciful, gentle" — a name rooted in Latin tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Clementius?
Clementius is currently a distinctive and less common name as a baby name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Clementius?
Clementius originates from Latin tradition. Latin names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
What sibling names go well with Clementius?
Clementius pairs beautifully with sibling names that share a similar Greek heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.
Is Clementius more of a girl or boy name?
Clementius is a genuinely unisex name used for both boys and girls. The unisex quality makes it particularly versatile for modern families.